Home / 187,679.03-258,932.70-107,048.52

Finding the Fourth Proportional to 187,679.03, 258,932.70 and 107,048.52

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Solution

The fourth proportional to 187,679.03, 258,932.70 and 107,048.52 is: 147,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,679.03 : 258,932.70 = 107,048.52 : x
  2. Step 2: Convert to fraction form
    187,679.03/258,932.70 = 107,048.52/x
  3. Step 3: Cross multiply
    187,679.03x = 258,932.70 × 107,048.52
  4. Step 4: Simplify right side
    187,679.03x = 27,718,362,314.60
  5. Step 5: Solve for x
    x = 27,718,362,314.60/187,679.03
  6. Step 6: Final answer
    x = 147,690.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.